第四和第五题的原因 谢谢。

Fire（火）can help people in many ways. But it can also be very harmful. Fire can keep your house 1 , give light and cook food. But fire can burn things, 2 . Big fire can burn trees, houses, animals or people. Nobody knows how people began to use fire. But there are 3 interesting old stories about how a man or woman started a fire. One is 4 a man. The man 5 a very long time ago. He went up to the sun and 6 fire down. Today people know how to make a fire with matches（火柴）. Children sometimes 7__ to play with them. But matches can be very dangerous. One match can burn a piece of paper, and __8__ it could burn a house. A small fire can turn into a big fire very quickly. So you 9 be careful with matches. Be careful with fire, and it will 10 you. But if you aren’t careful with fire, it may hurt you. 1. A. warm B. warmer C. cool D. cooler 2. A. also B. too C. either D. neither 3. A. many B. much C. little D. no 4. A. over B. about C. from D. on 5. A. worked B. studied C. learned D. lived 6. A. bring B. take C. brought D. took 7. A. enjoy B. like C. don’t like D. become 8. A. after B. late C. yet D. then 9. A. can B. may C. will D. must 10. A. help B. do C. tell D. hope

解题思路： 如下
解题过程：
4、B
解析：上文说有很多关于男人或者女人开始使用火的有趣的老故事，其中之一是关于一个男人的。
5、D
解析：句意：这个男人生活在很久很久以前。
最终答案：略